// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cc/test/fake_scoped_ui_resource.h"

#include "base/memory/ptr_util.h"
#include "cc/resources/ui_resource_manager.h"
#include "cc/trees/layer_tree_host.h"

namespace cc {

namespace {

    UIResourceBitmap CreateMockUIResourceBitmap()
    {
        bool is_opaque = false;
        return UIResourceBitmap(gfx::Size(1, 1), is_opaque);
    }

} // anonymous namespace

std::unique_ptr<FakeScopedUIResource> FakeScopedUIResource::Create(
    UIResourceManager* ui_resource_manager)
{
    return base::WrapUnique(new FakeScopedUIResource(ui_resource_manager));
}

FakeScopedUIResource::FakeScopedUIResource(
    UIResourceManager* ui_resource_manager)
    : ScopedUIResource(ui_resource_manager, CreateMockUIResourceBitmap())
{
    // The constructor of ScopedUIResource already created a resource so we need
    // to delete the created resource to wipe the state clean.
    ui_resource_manager_->DeleteUIResource(id_);
    ResetCounters();
    id_ = ui_resource_manager_->CreateUIResource(this);
}

void FakeScopedUIResource::DeleteResource()
{
    ui_resource_manager_->DeleteUIResource(id_);
    id_ = 0;
}

UIResourceBitmap FakeScopedUIResource::GetBitmap(UIResourceId uid,
    bool resource_lost)
{
    resource_create_count++;
    if (resource_lost)
        lost_resource_count++;
    return ScopedUIResource::GetBitmap(uid, resource_lost);
}

void FakeScopedUIResource::ResetCounters()
{
    resource_create_count = 0;
    lost_resource_count = 0;
}

} // namespace cc
